🧱🩶🪨

#siltstone #grey rock #layered rock #sedimentary structure #mudstone

🪨💧🟫

#sedimentary rock #mudstone #siltstone #claystone #rock formation #earth science

🧱💧⏳️🪨

#shale formation #sedimentary rock #mudstone #claystone #compaction #lithification

🌊⏳⬇️🪨

#shale #sedimentary rock #deposition #mudstone #sedimentation

🤎🪨

#claystone #mudstone #brown rock #sedimentary rock #earth stone #argillite